Thyroid gland
Other thyroid carcinoma
Rare
WDT-UMP


Topic Completed: 1 January 2017

Minor changes: 25 September 2020

Copyright: 2003-2020, PathologyOutlines.com, Inc.

PubMed Search: well differentiated neoplasm of uncertain malignant potential OR WDT-UMP


Shuanzeng Wei, M.D., Ph.D.
Page views in 2019: 3,594
Page views in 2020 to date: 2,066
Cite this page: Wei S. WDT-UMP. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/thyroidwelldiffump.html. Accessed September 29th, 2020.
Definition / general
Essential features
  • Follicular neoplasm with equivocal nuclear features of papillary thyroid carcinoma and questionable capsular or vascular invasion
Prognostic factors
  • Excellent prognosis with lobectomy
Gross description
  • Well circumscribed or encapsulated solid nodule
Microscopic (histologic) description
  • Well circumscribed or encapsulated follicular neoplasm with equivocal nuclear features of papillary thyroid carcinoma and questionable capsular or vascular invasion
Microscopic (histologic) images

Contributed by Shuanzeng Wei, M.D., Ph.D.
Missing Image

Questionable nuclear features of papillary carcinoma



Images hosted on other servers:
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Schematic drawing for capsular invasion (left) and vascular invasion (right)

Cytology description
Cytology images

Images hosted on other servers:

Cytological features of WDT-UMP

Positive stains
Differential diagnosis
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